Valuation Estimate

1979 GMC Sierra Value

Updated November 2026 · Based on asking prices from past and current listings

Estimated value range High confidence
$8,070 – $25,120

Median market value: $12,495 · Average: $18,609

Sample size
80
Past listings
64
Active listings
16
Year window
±2 years

What the range means

$8,070 - Low end

Driver-quality cars with paint, trim, or mechanical work needed. 25th percentile of comparable asking prices: what survivors with deferred maintenance are listed for.

$12,495 - Median

Solid driver-condition examples with documented maintenance. The middle of the market, where most cars are priced.

$25,120 - High end

Concours-quality, numbers-matching, documented provenance. 75th percentile: what well-sorted, restored examples are listed for.

Similar past listings

Vehicle Last Asking Price
1977 GMC Sierra $28,895
1981 GMC Sierra $34,995
1978 GMC Sierra $24,995
1978 GMC Sierra $6,495
1980 GMC Sierra $35,995
1978 GMC Sierra $21,995
1979 GMC Sierra $104,995
1981 GMC Sierra $23,995
View all past GMC Sierra listings →

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